Mankind has always thought of what if. If I could only find a way to get from Point A to Point B faster, I would have more time for X,Y, &Z. from the first invention of the flint rock for hunting, to the discovery of fire, we have always looked for ways to do things just a little betetr than the day before. That same mind set led man to discover that the world was round instead of flat, that a country called America existed, that machines could work faster than man, i.e.(The Industrial Revolution), and to our technological advances of the 21st century. for more read http://the-futureoftomorrow.blogspot.com/